Graphical Reasoning Consider the parabola (a) Use a graphing utility to graph the
Chapter 10, Problem 83(choose chapter or problem)
Graphical Reasoning Consider the parabola (a) Use a graphing utility to graph the parabola for and Describe the effect on the graph when increases. (b) Locate the focus for each parabola in part (a). (c) For each parabola in part (a), find the length of the latus rectum (see figure). How can the length of the latus rectum be determined directly from the standard form of the equation of the parabola? (d) Explain how the result of part (c) can be used as asketching aid when graphing parabolas.
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